Fixes #47

Implement API for cloning. Shares can be cloned as well as snapshots of a share
can be cloned+promoted into brand new shares
Add cli support for share/snapshot clone support
Merge branch 'issue#47_clone_support' of https://github.com/schakrava/rockstor-core into schakrava-issue#47_clone_support
Clone support

Add view and template for create clone page
Add clone button to share details page
Add router method for create clone page
Merge branch 'master' into schakrava-issue#47_clone_support
Add clone action to snapshot table
Merge branch 'master' into schakrava-issue#47_clone_support

Conflicts:
	conf/settings.conf.in
Front end for clone support

Add clone from snapshot functionality
Add action icon for snapshot clone
Add handler for clone icon click to remove tooltip before loading the
new page
Removed console.log statements
update tool tip message.